How the Earth got its moon is a long debated question. The giant impact theory – which states that the Moon formed from the a collision between the early Earth and a rocky body called Theia – has ...

You would think that making our Moon would take a long time, longer, for example, than the time it takes me to reply to an email I've been avoiding. Instead, new research finds that, under hot enough ...

The moon may have formed through Earth’s collision with close neighbor, a new study finds. One bright day on Earth about 4.5 billion years ago, everything changed. A massive object slammed into the ...

The moon could have formed in a matter of hours following the giant impact between Earth and a Mars-size protoplanet early in the history of the solar system. The theory comes from new simulations ...

How did the Moon form and how fast did it happen? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of scientists investigated a potential new ...

Add Yahoo as a preferred source to see more of our stories on Google. New Moon impact models suggest South Pole-Aitken ejecta may place deep mantle material near Artemis south pole landing zones.

Earth’s unusually large Moon may not have assembled gradually from a vast ring of debris after all. Under the right conditions, much of it could have emerged as an intact body only hours after another ...